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Barracuda NextGen Firewall X

Does the NG Firewall support 'Multinetting' on a single device?

  • Type: Knowledgebase
  • Date changed: one year ago
Solution 00005293 

This solution replies to:
- NG Firewall firmware versions 4.2.x, 5.0.x
- netfence firmware versions 4.2.x


In the network configuration it's possible to configure more than one subnet on one device. NG Firewall supports Multinetting, but the IP address of the Multihomed networks needs to be a box layer IP address (that can be configured inside the Network Configuration). It is not allowed to configure the IP address as a server IP or bring it up as a proxy ARP.


eth0 has configured subnet,,

Management IP =

Additional Local IP1 =

Additional Local IP2 =

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